drm/prime: drop reference on imported dma-buf

The GEM handle takes the reference.  If a driver is actually importing a
foreign dmabuf, rather than just re-importing it's own dmabuf, it needs
to do a get_dma_buf().

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c
index 4f8037490f6..37341c9572a 100644
--- a/drivers/gpu/drm/drm_prime.c
+++ b/drivers/gpu/drm/drm_prime.c
@@ -184,6 +184,7 @@ int drm_gem_prime_fd_to_handle(struct drm_device *dev,
 
 	mutex_unlock(&file_priv->prime.lock);
 	drm_gem_object_unreference_unlocked(obj);
+	dma_buf_put(dma_buf);
 
 	return 0;